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Finding the Fourth Proportional to 8,894.90, 13,337.78 and 5,204.34

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Solution

The fourth proportional to 8,894.90, 13,337.78 and 5,204.34 is: 7,803.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,894.90 : 13,337.78 = 5,204.34 : x
  2. Step 2: Convert to fraction form
    8,894.90/13,337.78 = 5,204.34/x
  3. Step 3: Cross multiply
    8,894.90x = 13,337.78 × 5,204.34
  4. Step 4: Simplify right side
    8,894.90x = 69,414,341.97
  5. Step 5: Solve for x
    x = 69,414,341.97/8,894.90
  6. Step 6: Final answer
    x = 7,803.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.